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LSSTDataManagementBasePackage
WarpedPsf.h
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1 // -*- lsst-c++ -*-
2 
3 /*
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24 
25 #include "lsst/afw/geom/Point.h"
26 #include "lsst/afw/geom/Extent.h"
30 
31 #ifndef LSST_AFW_DETECTION_WARPEDPSF_H
32 #define LSST_AFW_DETECTION_WARPEDPSF_H
33 
34 namespace lsst { namespace meas { namespace algorithms {
35 
49 class WarpedPsf : public ImagePsf {
50 public:
51 
58  WarpedPsf(
59  CONST_PTR(afw::detection::Psf) undistortedPsf,
62  );
63  WarpedPsf(
64  CONST_PTR(afw::detection::Psf) undistortedPsf,
66  std::string const& kernelName="lanczos3",
67  unsigned int cache=10000
68  );
69 
75  virtual afw::geom::Point2D getAveragePosition() const;
76 
78  virtual PTR(afw::detection::Psf) clone() const;
79 
80 protected:
81 
83  afw::geom::Point2D const & position, afw::image::Color const & color
84  ) const;
85 
86 protected:
88  PTR(afw::geom::XYTransform const) _distortion;
89 
90 private:
91  void _init();
92  CONST_PTR(afw::math::WarpingControl) _warpingControl;
93 };
94 
95 }}} // namespace lsst::meas::algorithms
96 
97 #endif // LSST_MEAS_ALGORITHMS_WARPEDPSF_H
virtual afw::geom::Point2D getAveragePosition() const
Return the average of the positions of the stars that went into this Psf.
Definition: WarpedPsf.cc:177
A coordinate class intended to represent absolute positions.
#define PTR(...)
Definition: base.h:41
virtual boost::shared_ptr< afw::detection::Psf::Image > doComputeKernelImage(afw::geom::Point2D const &position, afw::image::Color const &color) const
Definition: WarpedPsf.cc:185
boost::shared_ptr< afw::math::WarpingControl const > _warpingControl
Definition: WarpedPsf.h:92
#define CONST_PTR(...)
Definition: base.h:47
Parameters to control convolution.
Definition: warpExposure.h:239
Support for warping an image to a new WCS.
WarpedPsf(boost::shared_ptr< afw::detection::Psf const > undistortedPsf, boost::shared_ptr< afw::geom::XYTransform const > distortion, boost::shared_ptr< afw::math::WarpingControl const > control)
Construct WarpedPsf from unwarped psf and distortion.
Definition: WarpedPsf.cc:128
Virtual base class for 2D transforms.
Definition: XYTransform.h:48
An intermediate base class for Psfs that use an image representation.
Definition: ImagePsf.h:37
virtual boost::shared_ptr< afw::detection::Psf > clone() const
Polymorphic deep copy. Usually unnecessary, as Psfs are immutable.
Definition: WarpedPsf.cc:181
A polymorphic base class for representing an image&#39;s Point Spread Function.
Definition: Psf.h:68
A coordinate class intended to represent offsets and dimensions.
boost::shared_ptr< afw::detection::Psf const > _undistortedPsf
Definition: WarpedPsf.h:87
Class representing an invertible 2D transform.
A Psf class that maps an arbitrary Psf through a coordinate transformation.
Definition: WarpedPsf.h:49
boost::shared_ptr< afw::geom::XYTransform const > _distortion
Definition: WarpedPsf.h:88